From df7bfd1282e4f17d289688d5533b6dab0d6cc74b Mon Sep 17 00:00:00 2001
From: Tobias Reisinger <tobias@msrg.cc>
Date: Sun, 2 Apr 2023 19:31:08 +0200
Subject: [PATCH] Add nvim config

---
 .config/nvim/after/plugin/colors.lua     |  8 +++
 .config/nvim/after/plugin/fugitive.lua   |  1 +
 .config/nvim/after/plugin/lsp.lua        | 68 ++++++++++++++++++++++++
 .config/nvim/after/plugin/lualine.lua    | 41 ++++++++++++++
 .config/nvim/after/plugin/swap.lua       |  6 +++
 .config/nvim/after/plugin/telescope.lua  |  7 +++
 .config/nvim/after/plugin/treesitter.lua | 21 ++++++++
 .config/nvim/after/plugin/undotree.lua   |  1 +
 .config/nvim/init.lua                    |  1 +
 .config/nvim/lua/user/init.lua           |  4 ++
 .config/nvim/lua/user/packer.lua         | 65 ++++++++++++++++++++++
 .config/nvim/lua/user/remap.lua          | 26 +++++++++
 .config/nvim/lua/user/set.lua            | 34 ++++++++++++
 .config/nvim/plugin/.gitignore           |  2 +
 14 files changed, 285 insertions(+)
 create mode 100644 .config/nvim/after/plugin/colors.lua
 create mode 100644 .config/nvim/after/plugin/fugitive.lua
 create mode 100644 .config/nvim/after/plugin/lsp.lua
 create mode 100644 .config/nvim/after/plugin/lualine.lua
 create mode 100644 .config/nvim/after/plugin/swap.lua
 create mode 100644 .config/nvim/after/plugin/telescope.lua
 create mode 100644 .config/nvim/after/plugin/treesitter.lua
 create mode 100644 .config/nvim/after/plugin/undotree.lua
 create mode 100644 .config/nvim/init.lua
 create mode 100644 .config/nvim/lua/user/init.lua
 create mode 100644 .config/nvim/lua/user/packer.lua
 create mode 100644 .config/nvim/lua/user/remap.lua
 create mode 100644 .config/nvim/lua/user/set.lua
 create mode 100644 .config/nvim/plugin/.gitignore

diff --git a/.config/nvim/after/plugin/colors.lua b/.config/nvim/after/plugin/colors.lua
new file mode 100644
index 0000000..a8d3d31
--- /dev/null
+++ b/.config/nvim/after/plugin/colors.lua
@@ -0,0 +1,8 @@
+local dracula = require("dracula")
+dracula.setup({
+  -- show the '~' characters after the end of buffers
+  show_end_of_buffer = true, -- default false
+  -- use transparent background
+  transparent_bg = true, -- default false
+})
+vim.cmd('colorscheme dracula')
diff --git a/.config/nvim/after/plugin/fugitive.lua b/.config/nvim/after/plugin/fugitive.lua
new file mode 100644
index 0000000..80c9070
--- /dev/null
+++ b/.config/nvim/after/plugin/fugitive.lua
@@ -0,0 +1 @@
+vim.keymap.set("n", "<leader>gs", vim.cmd.Git)
diff --git a/.config/nvim/after/plugin/lsp.lua b/.config/nvim/after/plugin/lsp.lua
new file mode 100644
index 0000000..37df7f8
--- /dev/null
+++ b/.config/nvim/after/plugin/lsp.lua
@@ -0,0 +1,68 @@
+local lsp = require("lsp-zero")
+
+lsp.preset("recommended")
+
+lsp.ensure_installed({
+	-- 'bashls',
+	-- 'lua_ls',
+	-- 'pylsp',
+	-- 'rnix',
+})
+
+-- Fix Undefined global 'vim'
+require('lspconfig').lua_ls.setup({
+	settings = {
+		Lua = {
+			diagnostics = {
+				globals = { 'vim' }
+			}
+		}
+	}
+})
+
+local cmp = require('cmp')
+local cmp_select = { behavior = cmp.SelectBehavior.Select }
+local cmp_mappings = lsp.defaults.cmp_mappings({
+		['<C-p>'] = cmp.mapping.select_prev_item(cmp_select),
+		['<C-n>'] = cmp.mapping.select_next_item(cmp_select),
+		['<C-y>'] = cmp.mapping.confirm({ select = true }),
+		["<C-Space>"] = cmp.mapping.complete(),
+})
+
+cmp_mappings['<Tab>'] = nil
+cmp_mappings['<S-Tab>'] = nil
+
+lsp.setup_nvim_cmp({
+	mapping = cmp_mappings
+})
+
+lsp.set_preferences({
+	suggest_lsp_servers = false,
+	sign_icons = {
+		error = 'E',
+		warn = 'W',
+		hint = 'H',
+		info = 'I'
+	}
+})
+
+lsp.on_attach(function(client, bufnr)
+	local opts = { buffer = bufnr, remap = false }
+
+	vim.keymap.set("n", "gd", function() vim.lsp.buf.definition() end, opts)
+	vim.keymap.set("n", "K", function() vim.lsp.buf.hover() end, opts)
+	vim.keymap.set("n", "<leader>vws", function() vim.lsp.buf.workspace_symbol() end, opts)
+	vim.keymap.set("n", "<leader>vd", function() vim.diagnostic.open_float() end, opts)
+	vim.keymap.set("n", "[d", function() vim.diagnostic.goto_next() end, opts)
+	vim.keymap.set("n", "]d", function() vim.diagnostic.goto_prev() end, opts)
+	vim.keymap.set("n", "<leader>vca", function() vim.lsp.buf.code_action() end, opts)
+	vim.keymap.set("n", "<leader>vrr", function() vim.lsp.buf.references() end, opts)
+	vim.keymap.set("n", "<leader>vrn", function() vim.lsp.buf.rename() end, opts)
+	vim.keymap.set("i", "<C-h>", function() vim.lsp.buf.signature_help() end, opts)
+end)
+
+lsp.setup()
+
+vim.diagnostic.config({
+	virtual_text = true
+})
diff --git a/.config/nvim/after/plugin/lualine.lua b/.config/nvim/after/plugin/lualine.lua
new file mode 100644
index 0000000..16849cc
--- /dev/null
+++ b/.config/nvim/after/plugin/lualine.lua
@@ -0,0 +1,41 @@
+local function window()
+	return vim.api.nvim_win_get_number(0)
+end
+
+require('lualine').setup({
+	options = {
+		icons_enabled = true,
+		theme = 'dracula',
+	},
+	sections = {
+		lualine_a = { 'mode' },
+		lualine_b = { 'branch', 'diff', 'diagnostics' },
+		lualine_c = { {
+			'filename',
+			path = 1,
+		} },
+		lualine_x = { 'encoding', '%<0x%B', 'fileformat' },
+		lualine_y = { 'filetype' },
+		lualine_z = { 'location', window }
+	},
+	inactive_sections = {
+		lualine_a = {},
+		lualine_b = {},
+		lualine_c = { 'filename' },
+		lualine_x = { 'location', window },
+		lualine_y = {},
+		lualine_z = {}
+	},
+	tabline = {
+		lualine_a = { {
+			'tabs',
+			max_length = vim.o.columns / 2,
+			mode = 2
+		} },
+		lualine_b = {},
+		lualine_c = {},
+		lualine_x = {},
+		lualine_y = { 'branch' },
+		lualine_z = {}
+	}
+})
diff --git a/.config/nvim/after/plugin/swap.lua b/.config/nvim/after/plugin/swap.lua
new file mode 100644
index 0000000..621d915
--- /dev/null
+++ b/.config/nvim/after/plugin/swap.lua
@@ -0,0 +1,6 @@
+local swap = require('sibling-swap')
+swap.setup({
+	use_default_keymaps = true
+})
+vim.keymap.set('n', 'g<', swap.swap_with_left, {})
+vim.keymap.set('n', 'g>', swap.swap_with_right, {})
diff --git a/.config/nvim/after/plugin/telescope.lua b/.config/nvim/after/plugin/telescope.lua
new file mode 100644
index 0000000..f9a9a36
--- /dev/null
+++ b/.config/nvim/after/plugin/telescope.lua
@@ -0,0 +1,7 @@
+local builtin = require('telescope.builtin')
+vim.keymap.set('n', '<leader>pf', builtin.find_files, {})
+vim.keymap.set('n', '<C-p>', builtin.git_files, {})
+vim.keymap.set('n', '<leader>ps', function()
+	builtin.grep_string({ search = vim.fn.input("Grep > ") })
+end)
+vim.keymap.set('n', '<leader>vh', builtin.help_tags, {})
diff --git a/.config/nvim/after/plugin/treesitter.lua b/.config/nvim/after/plugin/treesitter.lua
new file mode 100644
index 0000000..b90bdcd
--- /dev/null
+++ b/.config/nvim/after/plugin/treesitter.lua
@@ -0,0 +1,21 @@
+require'nvim-treesitter.configs'.setup {
+  -- A list of parser names, or "all" (the five listed parsers should always be installed)
+  ensure_installed = { "c", "lua", "vim", "vimdoc", "query" },
+
+  -- Install parsers synchronously (only applied to `ensure_installed`)
+  sync_install = false,
+
+  -- Automatically install missing parsers when entering buffer
+  -- Recommendation: set to false if you don't have `tree-sitter` CLI installed locally
+  auto_install = true,
+
+  highlight = {
+    enable = true,
+
+    -- Setting this to true will run `:h syntax` and tree-sitter at the same time.
+    -- Set this to `true` if you depend on 'syntax' being enabled (like for indentation).
+    -- Using this option may slow down your editor, and you may see some duplicate highlights.
+    -- Instead of true it can also be a list of languages
+    additional_vim_regex_highlighting = false,
+  },
+}
diff --git a/.config/nvim/after/plugin/undotree.lua b/.config/nvim/after/plugin/undotree.lua
new file mode 100644
index 0000000..b6b9276
--- /dev/null
+++ b/.config/nvim/after/plugin/undotree.lua
@@ -0,0 +1 @@
+vim.keymap.set("n", "<leader>u", vim.cmd.UndotreeToggle)
diff --git a/.config/nvim/init.lua b/.config/nvim/init.lua
new file mode 100644
index 0000000..ea49ffa
--- /dev/null
+++ b/.config/nvim/init.lua
@@ -0,0 +1 @@
+require("user")
diff --git a/.config/nvim/lua/user/init.lua b/.config/nvim/lua/user/init.lua
new file mode 100644
index 0000000..6fe4977
--- /dev/null
+++ b/.config/nvim/lua/user/init.lua
@@ -0,0 +1,4 @@
+require("user.set")
+require("user.remap")
+
+require("user.packer")
diff --git a/.config/nvim/lua/user/packer.lua b/.config/nvim/lua/user/packer.lua
new file mode 100644
index 0000000..ad68d89
--- /dev/null
+++ b/.config/nvim/lua/user/packer.lua
@@ -0,0 +1,65 @@
+-- This file can be loaded by calling `lua require('plugins')` from your init.vim
+
+-- Only required if you have packer configured as `opt`
+vim.cmd [[packadd packer.nvim]]
+
+return require('packer').startup(function(use)
+	-- Packer can manage itself
+	use('wbthomason/packer.nvim')
+
+	use({
+		'nvim-telescope/telescope.nvim',
+		tag = '0.1.0',
+		requires = { { 'nvim-lua/plenary.nvim' } }
+	})
+
+	use({
+		'nvim-treesitter/nvim-treesitter',
+		run = ':TSUpdate'
+	})
+
+	use("mbbill/undotree")
+	use("Wansmer/sibling-swap.nvim")
+
+	use({
+		'VonHeikemen/lsp-zero.nvim',
+		branch = 'v1.x',
+		requires = {
+			-- LSP Support
+			{ 'neovim/nvim-lspconfig' },
+			{ 'williamboman/mason.nvim' },
+			{ 'williamboman/mason-lspconfig.nvim' },
+
+			-- Autocompletion
+			{ 'hrsh7th/nvim-cmp' },
+			{ 'hrsh7th/cmp-buffer' },
+			{ 'hrsh7th/cmp-path' },
+			{ 'saadparwaiz1/cmp_luasnip' },
+			{ 'hrsh7th/cmp-nvim-lsp' },
+			{ 'hrsh7th/cmp-nvim-lua' },
+
+			-- Snippets
+			{ 'L3MON4D3/LuaSnip' },
+			{ 'rafamadriz/friendly-snippets' },
+		}
+	})
+
+	use({
+		'lewis6991/gitsigns.nvim',
+		config = function()
+			require('gitsigns').setup()
+		end
+	})
+
+	use({
+		'nvim-lualine/lualine.nvim',
+		requires = { 'nvim-tree/nvim-web-devicons', opt = true }
+	})
+
+	use('Mofiqul/dracula.nvim')
+
+	local wakatime_api_key = os.getenv("WAKATIME_API_KEY")
+	if wakatime_api_key then
+		use('wakatime/vim-wakatime')
+	end
+end)
diff --git a/.config/nvim/lua/user/remap.lua b/.config/nvim/lua/user/remap.lua
new file mode 100644
index 0000000..15c67c5
--- /dev/null
+++ b/.config/nvim/lua/user/remap.lua
@@ -0,0 +1,26 @@
+vim.g.mapleader = " "
+
+vim.keymap.set("n", "<leader>pv", vim.cmd.Ex)
+
+vim.keymap.set("v", "J", ":m '>+1<CR>gv=gv")
+vim.keymap.set("v", "K", ":m '<-2<CR>gv=gv")
+
+-- keep cursor centered in screen
+vim.keymap.set("n", "<C-d>", "<C-d>zz")
+vim.keymap.set("n", "<C-u>", "<C-u>zz")
+vim.keymap.set("n", "n", "nzzzv")
+vim.keymap.set("n", "N", "Nzzzv")
+
+-- paste, but don't overwrite buffer
+vim.keymap.set("x", "<leader>p", "\"_dP")
+
+vim.keymap.set("n", "<CR>", "<cmd>noh<CR><CR>")
+
+vim.keymap.set("n", "<leader>f", vim.lsp.buf.format)
+
+vim.keymap.set("n", "<C-k>", "<cmd>cnext<CR>zz")
+vim.keymap.set("n", "<C-j>", "<cmd>cprev<CR>zz")
+vim.keymap.set("n", "<leader>k", "<cmd>lnext<CR>zz")
+vim.keymap.set("n", "<leader>j", "<cmd>lprev<CR>zz")
+
+vim.keymap.set("n", "<leader>s", [[:%s/\<<C-r><C-w>\>/<C-r><C-w>/gI<Left><Left><Left>]])
diff --git a/.config/nvim/lua/user/set.lua b/.config/nvim/lua/user/set.lua
new file mode 100644
index 0000000..a63a6f2
--- /dev/null
+++ b/.config/nvim/lua/user/set.lua
@@ -0,0 +1,34 @@
+vim.opt.guicursor = ""
+
+vim.opt.nu = true
+vim.opt.relativenumber = true
+
+vim.opt.tabstop = 4
+vim.opt.softtabstop = 4
+vim.opt.shiftwidth = 4
+vim.opt.expandtab = false
+
+vim.opt.splitbelow = true
+vim.opt.splitright = true
+
+vim.opt.smartindent = true
+
+vim.opt.wrap = false
+
+vim.opt.swapfile = false
+vim.opt.backup = false
+vim.opt.undodir = os.getenv("HOME") .. "/.cache/vim/undo"
+vim.opt.undofile = true
+
+vim.opt.hlsearch = true
+vim.opt.incsearch = true
+
+vim.opt.termguicolors = true
+
+vim.opt.scrolloff = 8
+vim.opt.signcolumn = "yes"
+vim.opt.isfname:append("@-@")
+
+vim.opt.updatetime = 50
+
+vim.opt.colorcolumn = "80"
diff --git a/.config/nvim/plugin/.gitignore b/.config/nvim/plugin/.gitignore
new file mode 100644
index 0000000..d6b7ef3
--- /dev/null
+++ b/.config/nvim/plugin/.gitignore
@@ -0,0 +1,2 @@
+*
+!.gitignore